Controller for controlling the movement of a robotic arm



FIG. 1 is a perspective view of a controller for controlling movement of a robotic arm showing my new design;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a rear elevation view thereof;

FIG. 4 is a left side elevation view thereof;

FIG. 5 is a right side elevation view there;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

The broken lines indicate unclaimed portions and form no part of the claimed design. 

CLAIM The ornamental design for a controller for controlling the movement of a robotic arm, as shown and described. 